Reliability and Validity of a New Method for Isometric Back Extensor Strength Evaluation Using A Hand-Held Dynamometer

• Published in: Annals of rehabilitation medicine Vol. 41; no. 5; pp. 793 - 800
• Main Authors: Park, Hee-won, Baek, Sora, Kim, Hong Young, Park, Jung-Gyoo, Kang, Eun Kyoung
• Format: Journal Article
• Language: English
• Published: Korea (South) Korean Academy of Rehabilitation Medicine 01.10.2017; 대한재활의학회
• Subjects: Original; 재활의학; Muscle strength dynamometer; Reproducibility of results; Isometric contraction; Back muscles

To investigate the reliability and validity of a new method for isometric back extensor strength measurement using a portable dynamometer. A chair equipped with a small portable dynamometer was designed (Power Track II Commander Muscle Tester). A total of 15 men (mean age, 34.8±7.5 years) and 15 wom...